Heart valve retractor head for endoscopic assembly and use



FIG. 1 is a perspective view showing the front, top, and left side of my new design for a heart valve retractor head for endoscopic assembly and use;

FIG. 2 is a right side elevational view of the heart valve retractor head for endoscopic assembly and use of FIG. 1, the opposite side being a mirror;

FIG. 3 is a front elevational view of the heart valve retractor head for endoscopic assembly and use of FIG. 1;

FIG. 4 is a rear elevational view of the heart valve rectractor head for endoscopic assembly and use of FIG. 1;

FIG. 5 is a top plan view of the heart valve retractor head for endoscopic assembly and use of FIG. 1; and,

FIG. 6 is a bottom plan view of the heart valve retractor head for endoscopic assembly and use of FIG. 1. 

The ornamental design for a heart valve retractor head for endoscopic assembly and use, as shown and described. 